<div class="sheet" ng-show="visible" ng-click="visible=false">
    <div class="sheetbox">
        <ul class="list-group">
            <li ng-click="select(item)" ng-repeat="item in list" class="list-group-item text-center text-info">{{item.name}}</li>
        </ul>
        <button ng-click="visible=false" class="btn btn-default btn-block">取消</button>
    </div>
</div>